From b11a395c46aa92179a4a6019d2ebef15877b3946 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Wed, 16 Nov 2016 12:10:32 +0300
Subject: formatMessage moved to core, remove copy-paste from juick-rss

---
 juick-rss/src/main/java/com/juick/rss/Main.java | 80 ++-----------------------
 1 file changed, 6 insertions(+), 74 deletions(-)

(limited to 'juick-rss/src/main/java')

diff --git a/juick-rss/src/main/java/com/juick/rss/Main.java b/juick-rss/src/main/java/com/juick/rss/Main.java
index bf8348fb..029057e3 100644
--- a/juick-rss/src/main/java/com/juick/rss/Main.java
+++ b/juick-rss/src/main/java/com/juick/rss/Main.java
@@ -20,7 +20,9 @@ package com.juick.rss;
 import com.juick.Message;
 import com.juick.server.MessagesQueries;
 import com.juick.server.UserQueries;
+import com.juick.util.MessageUtils;
 import org.apache.commons.dbcp2.BasicDataSource;
+import org.apache.commons.lang3.StringEscapeUtils;
 import org.apache.commons.lang3.math.NumberUtils;
 import org.springframework.jdbc.core.JdbcTemplate;
 
@@ -35,8 +37,6 @@ import java.text.SimpleDateFormat;
 import java.util.Date;
 import java.util.List;
 import java.util.Properties;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
 
 /**
  * @author ugnich
@@ -136,14 +136,14 @@ public class Main extends HttpServlet {
                     }
                 }
                 out.println("]]></title>");
-                out.println("<description><![CDATA[" + formatMessage(msg.getText()) + "]]></description>");
+                out.println("<description><![CDATA[" + MessageUtils.formatMessage(msg.getText()) + "]]></description>");
 
                 out.println("<pubDate>" + sdfRSS.format(msg.getDate()) + "</pubDate>");
 
                 out.println("<comments>http://juick.com/" + msg.getUser().getName() + "/" + msg.getMid() + "</comments>");
                 if (!msg.getTags().isEmpty()) {
                     for (int n = 0; n < msg.getTags().size(); n++) {
-                        out.println("<category>" + escapeHtml(msg.getTags().get(n).getName()) + "</category>");
+                        out.println("<category>" + StringEscapeUtils.escapeHtml4(msg.getTags().get(n).getName()) + "</category>");
                     }
                 }
                 if (msg.AttachmentType != null) {
@@ -201,14 +201,14 @@ public class Main extends HttpServlet {
                 reply.pubDate = rs.getTimestamp(6);
                 reply.attachmentType = rs.getString(7);
                 return reply;
-            }, -hours).stream().forEach(r -> {
+            }, -hours).forEach(r -> {
                 out.println("<item>");
                 out.println("<ya:post>http://juick.com/" + r.muname + "/" + r.mid + "</ya:post>");
                 out.println("<link>http://juick.com/" + r.muname + "/" + r.mid + "#" + r.rid + "</link>");
                 out.println("<guid>http://juick.com/" + r.muname + "/" + r.mid + "#" + r.rid + "</guid>");
                 out.println("<author>http://juick.com/" + r.uname + "/</author>");
                 out.println("<title>@" + r.uname + ":</title>");
-                out.println("<description><![CDATA[" + formatMessage(r.description) + "]]></description>");
+                out.println("<description><![CDATA[" + MessageUtils.formatMessage(r.description) + "]]></description>");
                 out.println("<pubDate>" + sdfRSS.format(r.pubDate) + "</pubDate>");
                 String attachment = r.attachmentType;
                 if (attachment != null && !attachment.isEmpty()) {
@@ -230,72 +230,4 @@ public class Main extends HttpServlet {
         return sql.queryForList("SELECT message_id FROM messages WHERE messages.ts>TIMESTAMPADD(HOUR,?,NOW())",
                 Integer.class, -hours);
     }
-
-    private static Pattern regexLinks2 = Pattern.compile("((?<=\\s)|(?<=\\A))([\\[\\{]|&lt;)((?:ht|f)tps?://(?:www\\.)?([^\\/\\s\\\"\\)\\!]+)/?(?:[^\\]\\}](?<!&gt;))*)([\\]\\}]|&gt;)");
-
-    public static String escapeHtml(String input) {
-        return input.replaceAll("&", "&amp;").replaceAll("<", "&lt;").replaceAll(">", "&gt;");
-    }
-
-    public static String formatMessage(String msg) {
-        msg = escapeHtml(msg);
-
-        // --
-        // &mdash;
-        msg = msg.replaceAll("((?<=\\s)|(?<=\\A))\\-\\-?((?=\\s)|(?=\\Z))", "$1&mdash;$2");
-
-        // http://juick.com/last?page=2
-        // <a href="http://juick.com/last?page=2" rel="nofollow">juick.com</a>
-        msg = msg.replaceAll("((?<=\\s)|(?<=\\A))((?:ht|f)tps?://(?:www\\.)?([^\\/\\s\\n\\\"]+)/?[^\\s\\n\\\"]*)", "$1<a href=\"$2\" rel=\"nofollow\">$3</a>");
-
-        // #12345
-        // <a href="http://juick.com/12345">#12345</a>
-        msg = msg.replaceAll("((?<=\\s)|(?<=\\A)|(?<=\\p{Punct}))#(\\d+)((?=\\s)|(?=\\Z)|(?=\\))|(?=\\.)|(?=\\,))", "$1<a href=\"http://juick.com/$2\">#$2</a>$3");
-
-        // #12345/65
-        // <a href="http://juick.com/12345#65">#12345/65</a>
-        msg = msg.replaceAll("((?<=\\s)|(?<=\\A)|(?<=\\p{Punct}))#(\\d+)/(\\d+)((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<a href=\"http://juick.com/$2#$3\">#$2/$3</a>$4");
-
-        // *bold*
-        // <b>bold</b>
-        msg = msg.replaceAll("((?<=\\s)|(?<=\\A)|(?<=\\p{Punct}))\\*([^\\*\\n<>]+)\\*((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<b>$2</b>$3");
-
-        // /italic/
-        // <i>italic</i>
-        msg = msg.replaceAll("((?<=\\s)|(?<=\\A))/([^\\/\\n<>]+)/((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<i>$2</i>$3");
-
-        // _underline_
-        // <span class="u">underline</span>
-        msg = msg.replaceAll("((?<=\\s)|(?<=\\A))_([^\\_\\n<>]+)_((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<span class=\"u\">$2</span>$3");
-
-        // /12
-        // <a href="#12">/12</a>
-        msg = msg.replaceAll("((?<=\\s)|(?<=\\A))\\/(\\d+)((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<a href=\"#$2\">/$2</a>$3");
-
-        // @username@jabber.org
-        // <a href="http://juick.com/username@jabber.org/">@username@jabber.org</a>
-        msg = msg.replaceAll("((?<=\\s)|(?<=\\A))@([\\w\\-\\.]+@[\\w\\-\\.]+)((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<a href=\"http://juick.com/$2/\">@$2</a>$3");
-
-        // @username
-        // <a href="http://juick.com/username/">@username</a>
-        msg = msg.replaceAll("((?<=\\s)|(?<=\\A))@([\\w\\-]{2,16})((?=\\s)|(?=\\Z)|(?=\\p{Punct}))", "$1<a href=\"http://juick.com/$2/\">@$2</a>$3");
-
-        // (http://juick.com/last?page=2)
-        // (<a href="http://juick.com/last?page=2" rel="nofollow">juick.com</a>)
-        Matcher m = regexLinks2.matcher(msg);
-        StringBuffer sb = new StringBuffer();
-        while (m.find()) {
-            String url = m.group(3).replace(" ", "%20").replaceAll("\\s+", "");
-            m.appendReplacement(sb, "$1$2<a href=\"" + url + "\" rel=\"nofollow\">$4</a>$5");
-        }
-        m.appendTail(sb);
-        msg = sb.toString();
-
-        // > citate
-        msg = msg.replaceAll("(?:(?<=\\n)|(?<=\\A))&gt; *(.*)?(\\n|(?=\\Z))", "<blockquote>$1</blockquote>");
-        msg = msg.replaceAll("</blockquote><blockquote>", "\n");
-
-        msg = msg.replaceAll("\n", "<br/>\n");
-        return msg;
-    }
 }
-- 
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